Johnston's map of the counties of Ross & Cromarty.
W. & A.K. Johnston.
Edinburgh :  W. & A.K. Johnston, 
[1850?]
Inset: Lewis. Part of Ross Shire.
Reissue mounted as one, of two maps originally published for John Thomson's Atlas of Scotland.
Various erasures and alterations have been made to the plates, most significantly the substitution of a single title for the previous two, but topographic information is unchanged. Printed from a trannsfer to stone.